Create table api error

[wangshihan513]

Make sure these boxes are checked before submitting your issue - thank you!

• I have checked the superset logs for python stacktraces and included it here as text if any
• I have reproduced the issue with at least the latest released version of superset
• I have checked the issue tracker for the same issue and I haven't found one similar

Superset version

0.26.3

Expected results

"message": "Added Row",
"severity": "success"

Actual results

Steps to reproduce

Like shown in the photo, seems create table api cannot recognize "database" I post in url. Is this a bug or my mistake. If it is my mistake, any tips on how to fix it?